Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Allen George Gruber, MD

Individual provider Pain Medicine (Anesthesiology) Physician · NPI 1689747602

Allen George Gruber, MD is a Pain Medicine (Anesthesiology) Physician in Santa Rosa, California. Practices as a sole proprietor and works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

4720 Hoen Ave
Santa Rosa, CA 95405-7867
Phone: (707) 595-3122
Fax: (707) 843-3102
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 4704 Hoen Ave, Santa Rosa, CA 95405-7824 — (707) 546-7979

Specialties & licences

Pain Medicine (Anesthesiology) Physician (primary) Taxonomy 207LP2900X · Licence G55246 (CA)

Record details

NPI number1689747602
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 16, 2006
Last updated in NPPESMarch 7, 2023

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